MH-Z14 - Intelligent Infrared Carbon Dioxide
Vin（input voltage 4.5V～5.5V） GND Vout2 (0.4～2V) Vout1 (0～2.5V) PWM HD NC UART（RXD） 0～3.3V input digital UART（TXD） 0～3.3V output digital 8.
Operating instruction 8.1 Analog output connections The output value of Vout1 is 0-2.5V, which stands for 0 to full range.
The output value of Vout2 i
Intelligent Infrared Carbon Dioxide Module (Model: MH-Z14) User’s Manual V2.4 Valid from May 1st,2014 Zhengzhou Winsen Electronics Technology CO., LTD.
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Without the written permission, any part of this manual shall not be copied, translated, stored in database or retrieval system, also can’t spread through electronic, copying, record ways.
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MH-Z14 Features
* High sensitivity, High resolution
* Low power consumption
* Output modes: UART, analog voltage signal, PWM wave
* Quick response
* Temperature compensation, excellent linear output
* Good stability
* Long lifespan
* Anti-water vapor interference
* No poisoning
